Home / 199,936.40-275,733.50-165,890.97

Finding the Fourth Proportional to 199,936.40, 275,733.50 and 165,890.97

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Solution

The fourth proportional to 199,936.40, 275,733.50 and 165,890.97 is: 228,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,936.40 : 275,733.50 = 165,890.97 : x
  2. Step 2: Convert to fraction form
    199,936.40/275,733.50 = 165,890.97/x
  3. Step 3: Cross multiply
    199,936.40x = 275,733.50 × 165,890.97
  4. Step 4: Simplify right side
    199,936.40x = 45,741,696,947.04
  5. Step 5: Solve for x
    x = 45,741,696,947.04/199,936.40
  6. Step 6: Final answer
    x = 228,781.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.